Description

5-[(2-Nitro-4-Sulphophenyl)Sulphonyl]Salicylic Acid is a specialized organic intermediate featuring a salicylic acid backbone substituted with a nitro-sulphophenylsulphonyl group. This compound matters for its role as a key precursor in the synthesis of high-value dyes, pigments, and functional chemicals, offering precise molecular architecture for downstream reactions. It is primarily needed by manufacturers in the dyestuff, textile chemical, and advanced material sectors seeking to develop products with specific coloristic or chemical properties.

Application

• Dye and Pigment Intermediate: A crucial building block in the synthesis of azo dyes, acid dyes, and reactive dyes for textiles and inks.
• Textile Chemical Production: Used in manufacturing specialized auxiliaries and finishing agents for the textile industry.
• Chemical Synthesis: Serves as a versatile intermediate for creating more complex sulfonated aromatic compounds in organic chemistry.
• Research & Development: Employed in academic and industrial R&D labs for developing novel functional molecules and studying reaction mechanisms.
• Photographic Chemical: Potential use in the formulation of certain light-sensitive chemicals and developers.
• Analytical Reagent: May be utilized as a reagent or standard in specific analytical methodologies.

Basic Information

Product Name	5-[(2-Nitro-4-Sulphophenyl)Sulphonyl]Salicylic Acid
CAS No.	83732-86-9
Molecular Formula	C13H9NO9S2
Molecular Weight	411.34 g/mol
Synonyms	5-[(2-Nitro-4-sulfophenyl)sulfonyl]-2-hydroxybenzoic acid; 2-Hydroxy-5-[(2-nitro-4-sulfophenyl)sulfonyl]benzoic acid; Salicylic acid, 5-[(2-nitro-4-sulfophenyl)sulfonyl]-; 5-(2-Nitro-4-sulfophenylsulfonyl)salicylic acid; 83732-86-9; NSC 403079; Aromatic sulfonic acid derivative (nitro-substituted).
EINECS	Contact for details

Quality Control

Our production of 5-[(2-Nitro-4-Sulphophenyl)Sulphonyl]Salicylic Acid adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure consistency, purity, and compliance with agreed specifications. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to guarantee traceability and support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong bases and oxidizing agents. Due to its acidic nature, ensure storage containers are made of compatible materials.

Specification

Item	Specification
Appearance	Yellow to brownish-yellow powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.